Muldrotha, the Gravetide, Displacer Kitten, Extruder, and Kykar, Wind's Fury

Prerequisites

• Muldrotha, the Gravetide on the battlefield
• Displacer Kitten on the battlefield
• Extruder on the battlefield
• Kykar, Wind's Fury on the battlefield
• at most available

Steps

1. Cast the artifact from your graveyard by paying at most
2. Displacer Kitten and Kykar trigger
3. Resolve the Displacer Kitten trigger, blinking Muldrotha
4. Resolve the Kykar trigger, creating a 1/1 Spirit creature token
5. Activate Kykar by sacrificing the Spirit, adding
6. Activate Extruder by sacrificing the artifact
7. Repeat

Results

• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite creature LTB
• Infinite creature ETB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinite +1/+1 counters on creatures you control